MSA SIRIUS Manual De Instrucciones página 54

8 Performance Specifications
Table 13. HYDROGEN SULFIDE – Cross Reference Factors for SIRIUS
Calibration Using Calibration Cylinder (P/N10053022)
NOTE:
Data is presented as the indicated output in ppm, which would result from the application
of 100 ppm of the test gas.
TEST GAS (100 PPM)
Hydrogen Sulfide (H
Ethylene (C H
2
Methane (CH
Hydrogen (H
2
Ammonia (NH
Chlorine (Cl )
2
Nitrogen Dioxide (NO
Nitric Oxide (NO)
Carbon Monoxide (CO)
Hydrogen Chloride (HCI)
Hydrogen Cyanide (HCN)
Sulfur Dioxide (SO
Ethanol (EtOH)
Toluene
Table 14. PID (appropriate models only) – Typical Performance Specifications
RANGE
DISPLAY
RESOLUTION
REPRODUCIBILITY**
RESPONSE TIME
* See Table 5. Instrument specification, NOTE
** Assumes proper calibration and constant ambient conditions. Represents the range
of possible variation between the displayed value and the actual concentration in a
properly-calibrated instrument.
54
EQUIVALENT PPM
S)
2
)
4
)
4
)
)
3
)
2
)
2
0 to 2000 ppm
0,1 ppm (100 ppb) from 0 to 2000 ppm
1 ppm from 200 to 2000 ppm
± 2 ppm (± 2000 ppb) or ± 10% which ever is greater
(normal temperature range*)
90% of final reading in 20 seconds (normal mode)
90% of final reading in 30 seconds (VOC ppb autorange)
100 ± 10
0 ± 0
0 ± 0
0 ± 0
0 ± 0
0 ± 0
-20 ± 2
1 ± 1
4 ± 4
0 ± 0
1 ± 1
10 ± 3
0 ± 0
0 ± 0